Log Message:
devel/rust-bindgen: update to 0.69.4

0.69.4 (2024-02-04)
Changed
 - Allow older itertools. (#2745)

0.69.3 (2024-02-04)
Added
 - Added blocklist_var (#2731)
 - Stabilized thiscall_abi (#2661)

Changed
 - Use CR consistently on windows (#2698)
 - Replaced peeking_take_while by itertools (#2724)

Removed
Fixed
 - Try to avoid repr(packed) for explicitly aligned types when not needed (#2734)
 - Improved destructor handling on Windows (#2663)
 - Support Float16 (#2667)
 - Fix alignment contribution from bitfields (#2680)
 - Fixed msrv build.

Security
 - Updated shlex dependency (RUSTSEC-2024-0006)

0.69.2 (2024-01-13)
Fixed
 - Fixed generation of extern "C" blocks with llvm 18+. See #2689.